import java.util.List;


public class PossiblePermutations {
	public List<String> possPermuations(int a,String s){
		String[] letters = new String[s.length()];
		String[] words = new String[a];
		for (int i = 0;i <= s.length()-1;i++){
			letters[i] = s.substring(i, i+1);
		}
		for (int i = 0;i <= a;i++){
			
		}
		
		return null;
		
	}
	
}
